Citadel FRMN2020NKL Mariner | 20 Gauge | 18.5 in

The Citadel Mariner FRMN2020NKL is a full-size 20 Gauge pump-action shotgun finished in nickel with a full-length heat shield over an 18.5 inch barrel. It is fitted with a fixed hardwood (walnut) stock, a Picatinny-equipped nickel receiver and a fiber-optic front with adjustable rear sight for straightforward sighting. The package includes multiple internal choke tubes and a side shell holder for field convenience.

Its configuration suits upland hunting and clay-target shooting where a reliable, traditional pump platform and a selection of chokes offer versatility for different loads and target presentations.

Product Specifications

• The manufacturer is Citadel (Legacy Sports International).
• The model / part number is FRMN2020NKL.
• The caliber/gauge is 20 Gauge.
• The action is Pump Action.
• The barrel measures 18.5 inches and features a full-length heat shield.
• The receiver finish is nickel and includes a Picatinny rail.
• The stock is a fixed hardwood (walnut).
• The sights are a fiber optic front and adjustable rear.
• The choke configuration includes five internal choke options (C, IC, M, IM, F) and three choke tubes are noted as included.
• Additional features include a side shell holder and a full-length barrel heat shield.
• The maximum chamber size is listed as 3 inches.
• The overall length is listed as 39 inches.
• The product type is listed as Shotgun.
• The UPC is 682146898972.
• Handedness is right hand.

This Citadel Mariner pairs a classic pump-action layout with practical field features: a protected barrel for rough use, a walnut fixed stock for consistent mounting, and a Picatinny rail for optics or accessories. The included choke selection and side shell holder expand its usability across common shotgun tasks, while the adjustable rear sight and fiber-optic front aid quicker target acquisition.

Related Videos: